Miao, F., Wang, Y., Zhou, H., Zhong, S., Lin, J., Xu, W., Yue, X., Ren, W., Zhang, H., Wang, S., Vongsvivut, J. P., Duan, X. (2026). Axial oxygen coordination drives spin-regulated electron transfer in single-atom Fe catalysts for selective pollutant transformation. Nature Communications. https://doi.org/10.1038/s41467-026-71163-y